baber/WOPTO huggingface dataset:
Patent JP-2007520478-A (JP)
Title: アシルアミノチアゾール誘導体及びβ−アミロイド阻害剤としてのこれらの使用
IPC: C07D277/36
Filed: 2005-01-07
Abstract: 本発明は、一般式（Ｉ） （式中、Ｒ １ は、必要に応じて置換された、Ｃ １−６ アルキル又はＣ ３−７ シクロアルキル、チオフェン、ベンゾチオフェン、ピリジニル、フラニル又はフェニルを表し、前記フェニル基は必要に応じて置換されており；Ｒ ２ 及びＲ’ ２ は、互いに独立に、水素原子、ハロゲン原子、ヒドロキシ、Ｃ １−３ アルコキシ、Ｃ １−３ アルキル、Ｃ ３−７ シクロアルキル、Ｏ−Ｃ（Ｏ）−Ｃ １−６ アルキル基を表し、又は、Ｒ ２ 及びＲ’ ２ は、両者でオキソ基を形成し；Ｒ ３ は、水素原子を表し、又は必要に応じて置換されたＣ １−６ アルキルを表し；Ｒ ４ 及びＲ ５ は、互いに独立に、水素原子、Ｃ １−７ アルキル、トリフルオロメチル、基Ｌ又は基Ｚを表し；Ｇは、Ｃ １−７ アルキル又は単結合を表し；Ｍは、Ｃ ３−７ シクロアルキル、フェニル、ナフチル又はピリジニルを表し、基Ｍは必要に応じて置換されており；Ｊは、水素原子又は基−Ｙ−Ｋを表し；Ｙは、単結合、酸素原子、硫黄原子、必要に応じて置換された、−Ｃ １−４ アルキレン−基、−Ｏ−Ｃ １−４ アルキレン、−Ｃ １−４ アルキレン−Ｏ−又は−Ｎ（Ｗ）−を表し；Ｋは、フェニル又はピリジニル基を表し、基Ｋは、必要に応じて置換されており、但し、少なくとも一つの基Ｒ ４ 又は基Ｒ ５ は、Ｚ基を表し；及び、Ｚは、基ＣＮ、ＳＯ ２ ＮＲ ６ Ｒ ７ 又は芳香族複素基を表し、該芳香族複素基は必要に応じて置換されている。）を有する化合物に関する。本発明の化合物は、塩基、酸付加塩、水和物又は溶媒和物の形態をとる。本発明は、前記化合物の治療における使用にも関する。
Patent JP-2008526269-A (JP)
Title: 斜めにねじれたソール
IPC: A43B7/22
Filed: 2005-01-10
Abstract: 斜めにねじれたソール（３）は、アンダーソール（１２）と、ミッドソール底（１１）とを備え、このうち後者は、前記アンダーソール（１２）に連結され、各種の硬質のインサート体（１５）が前記アンダーソール（１２）内に導入されることができる。ねじれ、柔軟性を有し、硬質または弾力性を有するプレート（１６）は、前記アンダーソール（１２）とともに、いくつかの部材からなっていてもよいミッドソール（１２、１６）を形成することができる。このねじれたプレート（１６）は、平坦なプレートからなっているか、または異なる厚みを有するプレートからなっている。
Patent JP-2007534875-A (JP)
Title: 弁体、流体インジェクタ及び弁体を製造する方法
IPC: F02M63/00
Filed: 2004-12-15
Abstract: 流体インジェクタは、ハウジングと、アクチュエータと、弁体とを有する。弁体は、凹所を備えたカートリッジ（２１）を有しており、カートリッジは、一方の端部において噴射ノズルを形成しており、さらにニードル（２２）を有しており、ニードルは、凹所内に配置されていて、着座領域（２２４）においてカートリッジ（２１）のニードル座部（２１５）に当接するならば噴射ノズルを閉鎖する。ニードル座部（２１５）に隣接したカートリッジ（２１）の領域（２１６）は、円筒状の外部輪郭を有しており、ニードル（２２）は、着座領域（２２４）に隣接した円筒状の領域（２２３）を有している。ニードル座部（２１５）に隣接した領域（２１６）と、円筒状の領域（２２３）とは同じ直径を有している。
Patent JP-2007518554-A (JP)
IPC: B05B7/24
Filed: 2005-01-18
Abstract: Gravity flow reservoir for a spray gun has a container (1) on which a lid (2) can be placed. The lid has a connection part (3) for connecting it to the spray gun or an adapter. The wall (4) of the container has a delimited area (5) that can be penetrated using a pointed tool (6) to form a vent hole. The tool is connected to the lid so that is readily available. An independent claim is made for use of a pointed tool with a shaft (10), a head part (11) and a spike (12) for puncturing a vent hole in the wall of a spray gun paint reservoir.
Patent JP-2007520173-A (JP)
Title: ワイヤレス放送ネットワーク中で複数のストリームを送信する方法
IPC: H04W72/04
Filed: 2005-01-28
Abstract: したがって、受信されたコンテンツを第１のストリームおよび第２のストリームに変換し、第１のトーンを使用して前記第１のストリームを送信し、直交スキームを使用して前記第２のストリームを送信するための方法および装置が提供される。階層化スキームは、より小さいエリアをカバーする基本ストリームを送信するのに使用され、拡張ストリームは、直交スキームを利用して、より大きいエリアをカバーするのに使用される。 【選択図】      図１
Patent JP-2007522524-A (JP)
Title: クロム基板又は感応性基板上のパターン形成されたレジスト・プロファイルを向上させるための混合基の使用
IPC: G03F7/30
Filed: 2004-02-11
Abstract: 【課題】  クロム含有材料をパターン形成する場合における、下にある基板との不都合な相互作用を防止する改善されたレジスト配合物を提供する。 【解決手段】  室温で固体の塩基と液体の低蒸気圧塩基とを含む塩基添加物の組み合わせを用いることによって、異なる基板上であっても良好なフッティング特性を有するレジスト組成物が得られる。この組成物は、マスク製造に一般に用いられるクロム含有層などの金属基板に対して特に有用である。 【選択図】  なし
Patent JP-2007523555-A (JP)
IPC: H04B5/00
Filed: 2005-02-02
Abstract: A system in which one or more alarm sources (10), can wirelessly communicate with a receiver (30), to activate an alarm and does not contain any identification that indicates the communication's source (10). The system may include "repeaters" (40), whose function is to relay the communication from one station to another over distances longer than can be reached by a single transmitter (10), Apparatuses for transmitting (10), repeating (40), and receiving (30), are also disclosed, as well as a communication system comprised of various elements of these.
Patent JP-2008171587-A (JP)
Title: Fuel cell system
Inventor: SHIBATA KAZUNORI
IPC: H01M8/10
Filed: 2007-01-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fuel cell system capable of operating a fuel cell at a high efficiency by improving efficiency of a reaction in each cell in the fuel cell system using a dead end method.  <P>SOLUTION: The fuel cell system has a fuel cell stack in which cells having an anode to which a fuel gas is supplied, a cathode to which an oxidation gas is supplied, and a porous body flow passage to supply a fuel gas to the anode are laminated in a plurality of numbers, and has a stack case to house the fuel cell stack. The fuel gas introduced and diffused into the interior of the stack case 4 from the exterior flows into the porous body flow passage from a flow passage 28.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008167691-A (JP)
Title: Nutrient solution-circulating cultivation method of zingiber mioga
Inventor: WATANABE NORIOMI
IPC: A01G31/00
Filed: 2007-01-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a nutrient solution-circulating cultivation method of Zingiber mioga, cultivating high-quality Zingiber mioga through effectively reusing waste water discharged in a large quantity while extremely lowering a chlorine concentration of Zingiber mioga to be cultivated, and sterilizing waste water discharged from a nutrient solution cultivation device, and besides, replenishing oxygen to nutrient solution with a sterilizing agent to be added for sterilization, improving growth of Zingiber mioga with the nutrient solution replenished with oxygen, and cultivating high-quality Zingiber mioga through effectively reusing waste water while reducing both a facility cost and a running cost.  <P>SOLUTION: This nutrient solution-circulating cultivation method of Zingiber mioga comprises a sterilization process of sterilizing waste water through adding a sterilizing agent to waste water discharged from a nutrient solution cultivation device 1 of Zingiber mioga, an adjusting process of adding natural water and fertilizer to waste water, and a water supply process of supplying solution obtained in the adjusting process to the nutrient solution cultivation device 1 of Zingiber mioga. In more details, the nutrient solution-circulating cultivation method comprises using hydrogen peroxide solution for a sterilizing agent to sterilize waste water with hydrogen peroxide solution and supply oxygen produced from hydrogen peroxide solution to Zingiber mioga.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008172623-A (JP)
Title: Network photography system, and management device and method
Inventor: OSHIMA HIROYOSHI
IPC: H04N21/4728
Filed: 2007-01-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a network photography system, a management device and a management method which allow occupancy time of a control right imparted to an operation terminal to be dynamically changed thereby allowing control right occupancy time to be minutely managed.  <P>SOLUTION: The network photography system is constituted by connecting, via a network, the operation terminal 13 for operating a photography device 11 and a network camera server 12 which sequentially imparts the control right to the operation terminal 13 which requests the control right for operating the photography device 11 and the network photography system allows only one operation terminal to which the control right is imparted to operate the photography device 11, wherein a detection means 12-5 detects the number of operation terminals requesting the control rights. An occupancy time determination means 12-6 determines the occupancy time of the control right according to a detection result of the detection means 12-5.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008172115-A (JP)
Title: Semiconductor device
Inventor: KASUYA YASUMASA
IPC: H01L23/50
Filed: 2007-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device which joints a semiconductor chip to a die pad by use of a solder, wherein it is possible to reduce a damage of the semiconductor chip at a high accuracy and to thin a package.  <P>SOLUTION: The semiconductor device 1 comprises a semiconductor chip 2, a die pad 3, an inner lead 4, an outer lead 5, a stress mitigation layer 6, and a sealer 7. The semiconductor chip 2 is jointed to an upper face of the die pad 3 by use of a solder 8. Further, on the back face of a face jointed to the semiconductor chip 2 of the die pad 3 (a lower face of the die pad 3), the stress mitigation layer 6 made of a 42 alloy material, for example, is jointed by the solder 8.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008170844-A (JP)
Title: Manufacturing method of liquid crystal display device and droplet discharge device
Inventor: INAGAKI AKIRA
IPC: B05D1/26
Filed: 2007-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of liquid crystal display device and a droplet discharge device reducing display irregularity due to film thickness level difference of an alignment film.  <P>SOLUTION: By scanning a counter substrate 15 in a Y direction, a first liquid film FL1 along a direction intersecting a rib 30 is formed. Further, by moving a carriage to a next line in an X direction and scanning the counter substrate 15 in the anti-Y direction, a second liquid film FL2 along the direction intersecting the rib 30 is formed. Further, a protrusion part FLO where the first liquid film FL1 and the second liquid film FL2 overlap each other is formed along the direction intersecting the rib 30.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008177463-A (JP)
Title: Flexible wiring board adhesive composition, flexible wiring board cover lay, and flexible wiring board with electromagnetic wave shield layer
Inventor: FUKUKAWA HIROSHI
IPC: H05K3/28
Filed: 2007-01-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a flexible wiring board adhesive composition that is extremely excellent in sliding/bending characteristics and can be also excellent in adhesion, heat resistance, flame resistance, and elecromagnetic wave shield characteristics.  <P>SOLUTION: The flexible wiring board adhesive composition including (A) polyepoxide, (B) epoxy resin curing agent, (C) elastomer, (D) inorganic filler other than silver powder, and (E) silver powder as essential components, wherein of the (E) component, specific surface area is 0.5 m<SP>2</SP>/g or more and 1.5 m<SP>2</SP>/g or less, tap density is 2.5 g/cm<SP>3</SP>or more and 7.0 g/cm<SP>3</SP>or less, and mean diameter is 0.1 μm or more and 20 μm or less, and the content of the silver powder in the (E) component in the flexible wiring board adhesive composition is 65 wt.% or more and 95 wt.% or less.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007147274-A (JP)
Title: Refrigerating device
Inventor: MORIMOTO HIROYUKI
IPC: F25B1/00
Filed: 2007-01-22
Abstract: <P>PROBLEM TO BE SOLVED: To appropriately control a refrigerant amount control and appropriately control a refrigerant flow rate based on the refrigerant overheat degree on an evaporator outlet side, by providing a gas-liquid separator with a means for detecting a liquid level.  <P>SOLUTION: The refrigerating device comprises a liquid level detecting means disposed in the gas-liquid separator and a control means for controlling the opening of a first flow rate control valve until the refrigerant amount of the gas-liquid separator becomes a predetermined amount when the liquid level detecting means detects that the refrigerant amount is not the predetermined amount. R404A and R507 are used as the refrigerant.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008173379-A (JP)
Title: Fixing structure of main control board and game machine
Inventor: TANAKA YOSHIAKI
IPC: A63F7/02
Filed: 2007-01-22
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a main control board from being replaced with a fraudulent board by making it difficult to remove the case containing the main control board from the game machine.  <P>SOLUTION: A case 25 having a first case member 25a which covers the surface side of the main control board 18 and a second case member 25b which covers the rear surface side of the main control board 18 is fixed to a housing 2 side of the game machine by a first fixing means 91. The case 25 is equipped with a first sealing means 30 which maintains a connection state of the first case member 25a and the second case member 25b, and seals the case 25 in a fixed state to the housing 2 side of the game machine 1. The first sealing means 30 and the first fixing means 91 are coated with a coating member 104. The coating member 104 is fixed to the housing 2 side of the game machine 1 by the second fixing means 105.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008176753-A (JP)
Title: Data similarity inspection method and device
Inventor: YOSHIOKA KATSUNARI
IPC: G06F21/56
Filed: 2007-01-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide technology for properly automatically calculating correlation between software such as malware performing fraudulent processing to the other computer and software to be inspected at high speed.  <P>SOLUTION: By calculating a correlation degree between a packet transmitted by the malware performing the fraudulent processing to the other computer on a network and a packet transmitted by the inspection target software by paying attention to a prescribed parameter, similarity of data is inspected. The kind of the parameter is equipped as profile information 13a, and a first packet analysis means 20 acquires the parameter in reference thereto. That is set as first profile data. Similarly, a second packet analysis means 30 produces second profile data. A correlation degree calculation means 15 calculates the correlation degree from both the profile data by use of a correlation expression.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008179543-A (JP)
Title: Skin cleanser composition
Inventor: OOYAMA NOBUHIRO
IPC: A61Q19/10
Filed: 2007-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a skin cleanser composition which is excellent in low temperature storage stability, foamability, and the skin moisture feeling after washing the skin, and inhibits the increase in percutaneous water evaporation, after the skin is washed.  <P>SOLUTION: This skin cleanser composition is characterized by comprising (A) 1 to 20 mass% of a fatty acid salt, (B) 0. l to 3 mass% of an amideamine type surfactant, and (C) a 12 to 30C branched aliphatic alcohol.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008181184-A (JP)
Title: System, device, and method for providing information
Inventor: YAMAMOTO AKIO
IPC: G06Q50/00
Filed: 2007-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide an information providing system for providing information to an information reception terminal, and to provide an information providing device, and its method.  <P>SOLUTION: In the information providing system, the information reception terminal 22 receives GPS signals from GPS satellites 10 and acquires position information indicating its own physical position. The terminal 22 transmits the acquired its own position information and the identifier of the user of the information reception terminal 22 to become an information providing object to an information management server 3 via a radio base station 20 and a network 100. The information management server 3 retrieves service information, based on the position information of the information reception terminal 22 and the user identifier, and transmits the retrieved service information to the information reception terminal 22 via the network 100 and the radio base station 20.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008181577-A (JP)
Title: Ferroelectric memory device and screening method of ferroelectric memory device
Inventor: KOKUBO SHOICHI
IPC: G11C29/50
Filed: 2007-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a ferroelectric memory device in which determination of normal/defective states of a memory cell can be performed in a short time without applying stress to the memory cell.  <P>SOLUTION: The device is the ferroelectric memory device having at least one ferroelectric memory cell, a write-in/read-out voltage supply circuit writing/reading data by supplying write-in voltage and read-out voltage to the ferroelectric memory cell, and a read-out circuit reading out the data by voltage change by discharge of the ferroelectric memory cell, the write-in/read-out voltage supply circuit includes an output current capacity increasing means increasing output current capacity of the read-out voltage in an inspection mode. More severe operation conditions are made by reducing potential difference between bit lines by operating a voltage superimposing circuit when data is read out from the memory cell.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008178512-A (JP)
Title: Big prize game information display device of pachinko game machine
Inventor: TAGUCHI SACHIKO
IPC: A63F7/02
Filed: 2007-01-24
Abstract: <P>PROBLEM TO BE SOLVED: To suitably acquire the number of prizes and the round count displayed on an information display device.  <P>SOLUTION: A display control device 34 controls the information display device 16 to display the number of prizes to a variable prize winning part 12 with a big prize game start instructed from a main control device 31 from the minimum count "0" first by adding one by one, and the display control device 34 controls the information display device 16 to display the round count of the big prize game with the big prize game start instructed from the main control device 31 by subtracting one by one from the maximum round count. In the process of the big prize game where an opening and closing body 13 is opened and closed, the information display device 16 separately displays addition and display of the number of prizes to the variable prize winning part 12 and the subtraction display of the round count at different periods of time.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008179588-A (JP)
Title: Method for producing sphingomyelin and plasmalogen type glycerophospholipid
Inventor: FUJINO TAKEHIKO
IPC: C07F9/10
Filed: 2007-01-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method by which high-purity sphingomyelin, particularly a human type sphingomyelin and plasmalogen type glycerophospholipid are produced by simple operation from chicken epidermis in good yield.  <P>SOLUTION: The method for producing the sphingomyelin and plasmalogen type glycerophospholipid comprises the following steps: (A) a step of extracting whole lipids from chicken epidermis powder and carrying out a drying treatment, (B) a step of subjecting the dried whole lipids obtained in the step (A) to an extraction treatment with a mixed solvent of an aliphatic hydrocarbon-based solvent and a water-soluble ketonic solvent and separating the dried whole lipids into an insoluble part consisting essentially of the sphingomyelin and a soluble part, (C) a step of subjecting the insoluble part consisting essentially of the sphingomyelin obtained in the step (B) to the extraction treatment with a mixed solvent of water and the water-soluble ketonic solvent and removing a non-lipid component contained in the soluble part and (D) a step of carrying out a drying treatment of the soluble part obtained in the step (B), then conducting the extraction treatment with the water-soluble ketonic solvent and separating and recovering an insoluble part consisting essentially of the plasmalogen type glycerophospholipid.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007118614-A (JP)
Title: Printing system, control method, program and storage medium
Inventor: YAMAUCHI MITSUGI
IPC: B41J29/38
Filed: 2007-01-29
Abstract: <P>PROBLEM TO BE SOLVED: To send set-up information for easily performing a set-up operation, regarding a printer driver in a data processor, to the latter.  <P>SOLUTION: The set-up information to be used when the set-up procedures relative to a printing system are taken at the data processing device, is prepared from stored set-up information relative to the printing device (S608). Then the prepared set-up information is sent to an output destination on a specified network from entered output destination information (S606).  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007235942-A (JP)
Title: Image sensor module and image reader using same
Inventor: FUJIMOTO HISAYOSHI
IPC: H04N1/10
Filed: 2007-02-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image sensor module capable of shortening read time from approximately 10 seconds to approximately 1 second sharply, and to provide an image reader using the image sensor module.  <P>SOLUTION: The image sensor module A1 comprises: a substrate 1; a light emission means 4 that is mounted onto the substrate 1 and emits light to an original Dc; a photoelectric conversion means that is mounted onto the substrate 1 and receives light reflected by the original Dc; and an optical system that is mounted onto the substrate 1 and forms the image of the original Dc on the photoelectric conversion means. The photoelectric conversion means is an image pickup device 2 having a plurality of light reception elements arranged in a matrix shape. The optical system has a group of lenses including a lens that becomes aspherical, where the closer an incidence surface advances toward the peripheral part, the larger the curvature becomes. As a result, a lens unit 3 can form an image of which an angle is wide and distortion is small.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008189515-A (JP)
Title: Desensitized explosive composition, and method for producing the same
Inventor: SUZUKI SATOSHI
IPC: F42B3/00
Filed: 2007-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a desensitized explosive composition using RDX (cyclotrimethylenetrinitramine) obtained by recrystallizing nitric acid process RDX, and to provide a method for producing the desensitized explosive composition.  <P>SOLUTION: The explosive composition comprises recrystallized RDX, which is obtained by dissolving the nitric acid process RDX with an organic solvent and recrystallizing it and has higher density of ≥ 1.800 g/cc . Also the explosive composition comprises the higher density recrystallized RDX of ≥1.800 g/cc obtained by dissolving the nitric acid process RDX with the organic solvent and recrystallizing it and the recrystallized RDX of <1.800 g/cc, wherein the content of the higher density recrystallized RDX of ≥ 1.800 g/cc is ≥50 wt.%, and the content of the recrystallized RDX of <1.800 g/cc is <50 wt.%.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008192816-A (JP)
Title: Semiconductor chip and it positioning method
Inventor: SUZUKI TOMOHIDE
IPC: H01L21/822
Filed: 2007-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor chip having an alignment mark the most suitable for the microfabrication and high integration of the semiconductor chip, and also to provide its positioning method.  <P>SOLUTION: An integrated circuit 3 consisting of: an element of a transistor or the like; and a pad electrode 4 connected electrically to the integrated circuit 3, are formed on a semiconductor substrate 2. A wiring layer 5 electrically connecting respective integrated circuits 3 mutually or connecting the integrated circuit 3 to the pad electrode 4 is formed. The wiring layer 5 is provided with a slanted part 6 slanted with respect to respective sides of the semiconductor substrate 2. The slanted part 6 functions as an alignment mark for recognizing the position of the semiconductor chip 1 upon positioning. Such a semiconductor chip 1 is mounted on an objective position as shown below for instance. At first, the semiconductor chip 1 is retained to detect optically the position of a slanted part 6 employing a recognizing device. Then, the semiconductor chip 1 is aligned at an objective position, based on the detecting result.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008193533-A (JP)
Title: Portable terminal and communication system using same
Inventor: ITO KOSAKU
IPC: H04W88/02
Filed: 2007-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To exactly detect detection of obstacles to avoid danger impending to a user by transfer speed of surrounding persons and objects and carelessness in advance.  <P>SOLUTION: Detection range and detection distance of an objective sensor 10 are varied by control by an operation button 8 and voice recognition control by a microphone 2, in addition, extension objective sensors 111, 112 are connected to each other by an extension terminal 11 and obstacles in a plurality of directions are simultaneously detected. In addition, approaching speed of approaching persons and objects is also detected. Distance to the obstacles and the approaching speed of the approaching objects, etc. are recognized by varying a notification state to the user according to a detector distance and the detection speed.  <P>COPYRIGHT: (C)2008,JPO&INPIT